public class Main4
{
    public static void main(String[] args)
    {
        double num1=12.3;
        int num2=(int)num1;
        System.out.println(num2);
        int num3=300;
        byte num4 =(byte)num3;
        System.out.println(num4);
        System.out.println("123"+123);
        System.out.println(1+99+"100");
    }
}
